Answer:
<u><em>Gravity </em></u>
Explanation:
Basically, the sun keeps all the planets in the orbital motion by gravitational alignment. Just as the earth and moon have a similar gravitational pull towards each other. Galileo gave the idea of Copernicus theory. The theory also follows the models of the geocentric model of Ptolemy. Stars are at a fixed position from the sun and far away from the sun. As compared to the earth which is nearby and rotates on its axis from right to left.
The answer is, was held when the first grass appeared, when corn ripened, and when corn was harvested... Hope it helps!!
Answer: Overpopulation
Explanation:
Overpopulation is a phenomena in which population of a concerned region raises explicitly in large numbers. The two main reasons for overpopulation in India are higher birth rate and lower death rate. India is facing many consequences due to overpopulation like unemployment, poverty, food insecurity, extinction of plant and animal species, loss of ecosystems, deforestation, water and air pollution and others.
The Grand Canyon is constantly being slowly eroded by the rive that flows within it, and scientist have found evidence that suggest it was cut within the last 4 million years.